<?php
function experiment1($first, $two='') {
echo $first . ' - ' . $two . "\n";
}
function experiment2($first, $two='') {
global $two;
echo $first . ' - ' . $two . "\n";
}
$two = 2;
experiment1(1);
experiment1(1, 3);
experiment2(1);
experiment2(1,3);
- Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- 1 -
1 - 3
1 - 2
1 - 2
preferences:
250.16 ms | 404 KiB | 327 Q